Analysis
- max time kernel
74s - max time network
118s - platform
windows10-2004_x64 - resource
win10v2004-20220718-en - resource tags
arch:x64arch:x86image:win10v2004-20220718-enlocale:en-usos:windows10-2004-x64system - submitted
21/07/2022, 10:26
Static task
static1
Behavioral task
behavioral1
Sample
Scan2347758.PDF.exe
Resource
win7-20220718-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
Scan2347758.PDF.exe
Resource
win10v2004-20220718-en
10 signatures
150 seconds
General
- Target Scan2347758.PDF.exe
- Size 552KB
- Sample220721-mghapafbgr
- SHA256 50da774fda04ec1034035862f80ea8933397e34b66ac58c239c369836e341be0
- MD5 9d520854cb2dc62277d55958732fc16e
- SHA1 40923fb84b61b9905d7b0f9886c259ebbd6dd0a9
- SHA512 1ab27c94c432f25b36262fff6495203086d4a01568f8e21dc4bd70dc1501843c74c5376fceb3597e5148fa9b7a39aa434c7357c5ee7a115deb6a3fa0fcb07478
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
snakekeylogger
Credentials
-
Protocol
smtp
-
Host
mail.stilltech.ro
-
Port
587
-
Username
-
Password
eurobit555ro
-
Email to
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/3112-136-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger - Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1178428168-2939480073-3055857545-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-1178428168-2939480073-3055857545-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-1178428168-2939480073-3055857545-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe - Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 5 checkip.dyndns.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5116 set thread context of 3112 5116 Scan2347758.PDF.exe 75 - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 3112 RegSvcs.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3112 RegSvcs.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 5116 wrote to memory of 3112 5116 Scan2347758.PDF.exe 75 PID 5116 wrote to memory of 3112 5116 Scan2347758.PDF.exe 75 PID 5116 wrote to memory of 3112 5116 Scan2347758.PDF.exe 75 PID 5116 wrote to memory of 3112 5116 Scan2347758.PDF.exe 75 PID 5116 wrote to memory of 3112 5116 Scan2347758.PDF.exe 75 PID 5116 wrote to memory of 3112 5116 Scan2347758.PDF.exe 75 PID 5116 wrote to memory of 3112 5116 Scan2347758.PDF.exe 75 PID 5116 wrote to memory of 3112 5116 Scan2347758.PDF.exe 75 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1178428168-2939480073-3055857545-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1178428168-2939480073-3055857545-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Scan2347758.PDF.exe"C:\Users\Admin\AppData\Local\Temp\Scan2347758.PDF.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5116 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3112
-